Pith Number

pith:ZRB2YEAB

pith:2019:ZRB2YEABOETC7TYKOFWSCW4JC6

not attested not anchored not stored refs pending

Properties of the Umbral Filament Observed in Active Region NOAA 12529

B. Ruiz Cobo, F. Zuccarello, M. Murabito, P. Romano, S. L. Guglielmino

arxiv:1906.00065 v1 · 2019-05-31 · astro-ph.SR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ZRB2YEABOETC7TYKOFWSCW4JC6}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T23:50:19.034731Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

cc43ac100171262fcf0a716d215b89179db9ed3e9c1bfbdcc46de407ba897add

Aliases

arxiv: 1906.00065 · arxiv_version: 1906.00065v1 · doi: 10.48550/arxiv.1906.00065 · pith_short_12: ZRB2YEABOETC · pith_short_16: ZRB2YEABOETC7TYK · pith_short_8: ZRB2YEAB

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ZRB2YEABOETC7TYKOFWSCW4JC6 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: cc43ac100171262fcf0a716d215b89179db9ed3e9c1bfbdcc46de407ba897add

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "3fbba6686ecee07d5eb37519951c699c55e08d6f192a89d7a621688d6100d733",
    "cross_cats_sorted": [],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "astro-ph.SR",
    "submitted_at": "2019-05-31T20:25:03Z",
    "title_canon_sha256": "c809ef00dc09a6da3eaa63ae07ba112e948ac720eb4002514827a7e8e591ae16"
  },
  "schema_version": "1.0",
  "source": {
    "id": "1906.00065",
    "kind": "arxiv",
    "version": 1
  }
}